EMB Agar, plaat 9 cm

Product information

Petri dish, 9 cm

Also known as ue agar (Levine), Levine eosin-methylene blue agar medium

Intended use The isolation and differentiation of gram-negative enteric bacteria.

Typical formula (g/l) Peptone 10.0; Lactose 10.0 ; Dipotassium phosphate 0.7 ; Monopotassium phosphate
1.3 ; Eosin Y 0.4; Methylene blue 0.065; Agar 15.0

Interpretation Colonies of lactose fermenters are blue-black with or without a green metallic sheen. E. coli colonies typically are dark centered and usually have a green metallic sheen. Colonies of non-lactose fermenting bacteria are colourless and translucent. Refer to appropriate references for specific results and biochemical reactions.